Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4669109 | Telephone apparatus with a fixed telephone station coupled to a mobile and detachable handset | Jean-Pierre Le Cheviller, Ren/e/ Dupuy | 1987-05-26 |
| 4577311 | Packet-based telecommunication system | Boris Rozenwaig | 1986-03-18 |